Craig Mayer, Nick WIlliams, Vojtech Huser
Lister Hill National Center for Biomedical Communications, National Library of Medicine, NIH, Bethesda, MD

See the full regCTG repository at https://github.com/lhncbc/CRI/tree/master/regCTG

To return to the list of conditions and view other reports go to https://lhncbc.github.io/CRI/regCTG/regCTG-condition_report_links.html

Study Counts

Type Study_count
Total_Studies 140
interventional 94
Observational 36
Registry 10

Studies over Time by Start Date

```

Interventional Trials

Intervention Type

intervention_type Study_Count
Device 34
Procedure 30
Drug 7
Other 7
Diagnostic Test 5
Behavioral 3
Device|Other 2
Device|Procedure 2
Diagnostic Test|Drug|Procedure 1
Drug|Other 1
Genetic 1
placebo|Procedure 1

Count of Studies by Intervention (normalized and mapped)

Interventions over Time

Yearly studies for each intervention by start date

Studies by Country

Country Study_Count
United States 26
China 10
NA 7
Australia 5
Italy 5
United Kingdom 5
Hong Kong 4
Korea, Republic of 4
Canada 3
France 3
Spain 3
Germany 2
Netherlands 2
Argentina 1
Austria 1
Austria|Germany 1
Belgium 1
Belgium|France 1
Ecuador 1
Greece 1
Iraq 1
Israel 1
Japan 1
Singapore 1
Taiwan 1
United States|China|Italy|Taiwan 1
United States|France|Germany|Italy 1
United States|Japan 1

Sites per Study

Site_count Study_Count
1 72
2 7
3 5
4 2
6 1
7 2
8 1
11 1
12 1
16 1
20 1

Phase

Phase Study_Count
N/A 81
Phase 4 4
Phase 2 3
Early Phase 1 2
Phase 2/Phase 3 2
Phase 1 1
Phase 3 1

Number of Arms

Number_of_Arms Count_of_Studies
1 26
2 58
3 1
4 4
NA 5

Enrollment Metrics by Phase

Measure Early.Phase.1 N.A Phase.1 Phase.2 Phase.2.Phase.3 Phase.3 Phase.4
Min. 41 2.0000 21 110.0 125 270 20.0
1st Qu. 165 100.0000 21 132.5 245 270 50.0
Median 289 281.0000 21 155.0 365 270 101.0
Mean 289 480.0741 21 155.0 365 270 105.5
3rd Qu. 413 600.0000 21 177.5 485 270 156.5
Max. 537 3345.0000 21 200.0 605 270 200.0

Trial Group Type

group_type Group_Count
Experimental 77
Active Comparator 51
No Intervention 22
Other 8
NA 5
Placebo Comparator 3

Intervention Model

intervention_model Study_Count
Parallel Assignment 55
Single Group Assignment 32
Crossover Assignment 3
Factorial Assignment 2
Sequential Assignment 1
NA 1

Primary Purpose

primary_purpose Study_Count
Treatment 33
Diagnostic 32
Screening 11
Prevention 10
Other 4
Device Feasibility 2
Health Services Research 1
Supportive Care 1

Observational Studies

Studies by Country

Country Study_Count
United States 12
Italy 4
Australia 3
Canada 3
China 3
NA 2
United Kingdom 2
France 1
Germany 1
Greece 1
Netherlands 1
Portugal 1
Romania 1
Spain 1

Sites per Study

Site_count Study_Count
1 32
4 2
6 1
13 1

Enrollment Metrics

Measure Observational
Min 24.000
1st Qu 87.000
Median 215.500
Mean 1531.528
3rd Qu 1031.750
Max 21250.000

Observation Model

observational_model Study_Count
Cohort 20
Case-Only 7
Case-Control 3
Other 3
NA 2
Case Control 1

Time Perspective

time_perspective Study_Count
Prospective 31
Retrospective 3
Cross-Sectional 2

Registries

Studies by Country

Country Study_Count
United States 3
NA 2
Spain 2
Canada 1
China 1
United States|Canada 1

Sites per Study

Site_count Study_Count
1 6
2 1
3 1
4 1
30 1

Enrollment Metrics

Measure Registries
Min 200.00
1st Qu 500.00
Median 850.00
Mean 8009.80
3rd Qu 3120.75
Max 64889.00

Registry Model

observational_model Study_Count
Cohort 7
Case-Control 2
Other 1

Time Perspective

time_perspective Study_Count
Prospective 8
Cross-Sectional 1
Other 1

Follow-up

target_duration Study_Count
5 Years 3
1 Day 2
1 Year 1
10 Years 1
30 Days 1
6 Months 1
7 Days 1

Overview of Studies

Interventional Trials

#If less then 500 trials

nct_id brief_title link overall_status source primary_completion_date
NCT04214678 DeFect cLOsure After Colonic ESD With underwaTer Technique https://ClinicalTrials.gov/show/NCT04214678 Recruiting Chinese University of Hong Kong 2021-07-31
NCT03826069 Impact of Augmented Reality in Polypectomy Skills Acquisition in Simulation-based Endoscopy Training https://ClinicalTrials.gov/show/NCT03826069 Recruiting St. Michael’s Hospital, Toronto 2020-08-31
NCT03344055 Endocuff-assisted Colonoscopy vs Standard Colonoscopy on Adenoma Detection Rate https://ClinicalTrials.gov/show/NCT03344055 Completed Société Française d’Endoscopie Digestive 2018-11-15
NCT03329339 The Effect of 1L Polyethylene Glycol Plus Ascorbic Acid With Prepackaged Low-Residue Diet for Bowel Preparation https://ClinicalTrials.gov/show/NCT03329339 Completed Seoul National University Bundang Hospital 2016-12-31
NCT03309683 Clip Placement Following Colonic Endoscopic Mucosal Resection (EMR) https://ClinicalTrials.gov/show/NCT03309683 Recruiting Radboud University 2020-04-30
NCT03272945 Linked-color Imaging for the Detection of Colorectal Flat Lesions https://ClinicalTrials.gov/show/NCT03272945 Completed Showa Inan General Hospital 2018-12-31
NCT03179358 Clinical Trial Verifying C-REX LapAid and C-REX DMH/DMHC https://ClinicalTrials.gov/show/NCT03179358 Completed Carponovum AB 2017-06-10
NCT03139942 Optical Polyp Testing for In Vivo Classification https://ClinicalTrials.gov/show/NCT03139942 Completed Imperial College London 2017-07-11
NCT03121495 Study on Second Forward View Examination in the Right Colon https://ClinicalTrials.gov/show/NCT03121495 Recruiting Chinese University of Hong Kong 2020-07-31
NCT03072472 BowelScope: Accuracy of Detection Using ENdocuff Optimisation of Mucosal Abnormalities https://ClinicalTrials.gov/show/NCT03072472 Completed South Tyneside and Sunderland NHS Foundation Trust 2018-02-13
NCT02957058 PROSpective Assessment of Post EmR Recurrence https://ClinicalTrials.gov/show/NCT02957058 Recruiting Western Sydney Local Health District 2020-01-31
NCT02885987 Use of Accessory Device AmplifEYE During Average Risk Screening Colonoscopy to Increase Adenoma Detection Rate https://ClinicalTrials.gov/show/NCT02885987 Recruiting Loma Linda University 2022-03-31
NCT02717598 Cold Snare Polypectomy Versus Hot Snare Polypectomy for Diminutive and Small Colorectal Polyps https://ClinicalTrials.gov/show/NCT02717598 Completed Wulumuqi General Hospital of Lanzhou Military Command 2017-04-30
NCT02668198 Assessing a Endoscopic Mucosal Resection Site Using Different Endoscopic Imaging Methods https://ClinicalTrials.gov/show/NCT02668198 Completed Mayo Clinic 2018-10-31
NCT02635217 Same Day Bidirectional Endoscopies - Does the Sequence of Procedures or Choice of Insufflator Matter? https://ClinicalTrials.gov/show/NCT02635217 Completed Queen’s University 2017-11-30
NCT02595645 GENESIS: Genetic Biopsy for Prediction of Surveillance Intervals After Endoscopic Resection of Colonic Polyps https://ClinicalTrials.gov/show/NCT02595645 Completed University of Ulm 2016-08-31
NCT02581475 Efficacy of Segmental Examination Twice of the Proximal Colon on Adenoma Detection https://ClinicalTrials.gov/show/NCT02581475 Completed Shandong University 2016-05-31
NCT03390907 Hybrid APC Assisted EMR for Large Colon Polyps https://ClinicalTrials.gov/show/NCT03390907 Active, not recruiting Milton S. Hershey Medical Center 2020-06-01
NCT02532803 Mri IN STaging REctal Polyp Planes https://ClinicalTrials.gov/show/NCT02532803 Active, not recruiting Royal Marsden NHS Foundation Trust 2017-07-27
NCT02529007 Endo-cuff Assisted Vs. Standard Colonoscopy for Polyp Detection in Bowel Cancer Screening https://ClinicalTrials.gov/show/NCT02529007 Completed Portsmouth Hospitals NHS Trust 2015-09-30
NCT02484079 Comparative Effectiveness of Hot Versus Cold Snare Polypectomy of Small Colorectal Polyps https://ClinicalTrials.gov/show/NCT02484079 Enrolling by invitation Sorlandet Hospital HF 2020-12-31
NCT02328066 Diagnostic Accuracy of NICE Classification to Predict Deep Submucosal Invasion https://ClinicalTrials.gov/show/NCT02328066 Completed Asociación Española de Gastroenterología 2016-07-31
NCT02325635 A Prospective Trial of an Endoscopic Quality Improvement Project https://ClinicalTrials.gov/show/NCT02325635 Completed Mayo Clinic 2015-08-31
NCT02245854 Efficacy and Safety of a New Polypectomy Snare for Cold-polypectomy for Small Colorectal Polyps https://ClinicalTrials.gov/show/NCT02245854 Completed Istituto Clinico Humanitas 2014-04-30
NCT02239549 Biopsy Forceps Versus Cold Snare for the Resection of Small Colonic Polyps https://ClinicalTrials.gov/show/NCT02239549 Completed San Diego Veterans Healthcare System 2012-05-31
NCT03385434 Evaluation of Endorings-2-assisted Colonoscopy: a New Accessory for Improvement of Adenoma Detection Rate? https://ClinicalTrials.gov/show/NCT03385434 Recruiting University Hospital Muenster 2021-08-30
NCT02198729 Comparison Rectal Endoscopic Submucosal Dissection to Endoscopic Mucosal Resection https://ClinicalTrials.gov/show/NCT02198729 Recruiting Western Sydney Local Health District 2020-05-31
NCT02196649 Clip Placement Following Endoscopic Mucosal Resection - Randomised Trial https://ClinicalTrials.gov/show/NCT02196649 Recruiting Western Sydney Local Health District 2020-11-30
NCT02156193 Effect of Prophylactic Clip Application for the Prevention of Postpolypectomy Bleeding in Pedunculated Colonic Polyps https://ClinicalTrials.gov/show/NCT02156193 Completed The Catholic University of Korea 2018-05-31
NCT02097394 The Clinical Study on Combizym and Bifidobacteri to Prevent the Recurrence of Colon Polyps https://ClinicalTrials.gov/show/NCT02097394 Enrolling by invitation RenJi Hospital 2020-06-30
NCT01310699 Study of Flat Polyp Detection Using New Narrow Band Imaging (NBI) Compared to White Light Colonoscopy - The FIND FLAT Colonoscopy Study https://ClinicalTrials.gov/show/NCT01310699 Completed VA Palo Alto Health Care System 2016-05-31
NCT01288833 Clinical Study of Real Time Colorectal Polyp Diagnosis During Colonoscopy - the VALID Colonoscopy Study https://ClinicalTrials.gov/show/NCT01288833 Completed VA Palo Alto Health Care System 2015-06-30
NCT02051465 Effectiveness and Safety of the Endoscopic Removal of Large and Flat Colonic Polyps With LumenR RetractorTM https://ClinicalTrials.gov/show/NCT02051465 Completed Mercy Medical Center 2017-12-31
NCT01979458 Photometric Stereo Endoscopy (PSE) as a Tool for Imaging the Rectum and Colon https://ClinicalTrials.gov/show/NCT01979458 Completed Massachusetts General Hospital 2014-06-30
NCT01936948 Safety of Endoscopic Resection of Large Colorectal Polyps: A Randomized Trial. https://ClinicalTrials.gov/show/NCT01936948 Active, not recruiting White River Junction Veterans Affairs Medical Center 2018-08-31
NCT01901510 Panchromoendoscopy Using Oral Indigo Carmine Mixed With Polyethylene Glycol Prep https://ClinicalTrials.gov/show/NCT01901510 Completed Mayo Clinic 2014-07-31
NCT01712048 Submucosal Injection EMR vs. Underwater EMR for Colorectal Polyps https://ClinicalTrials.gov/show/NCT01712048 Completed California Pacific Medical Center Research Institute 2019-12-31
NCT03346005 Detection of Colorectal Cancer in Patients With a Positive Fecal Immunochemical Test Using an Electronic Nose Device (AeoNoseTM) https://ClinicalTrials.gov/show/NCT03346005 Completed Radboud University 2019-12-31
NCT01665898 Comparing Cold Biopsy Forceps Versus Cold Snare Biopsy for Colon Polyps https://ClinicalTrials.gov/show/NCT01665898 Completed Incheon St.Mary’s Hospital 2014-08-31
NCT01638091 Practice-Based Learning to Predict Polyp Histology at Colonoscopy https://ClinicalTrials.gov/show/NCT01638091 Completed Stanford University 2012-03-31
NCT01533090 Evaluation of Reduced-volume PEG Bowel Preparation Administered the Same Day of Colonoscopy https://ClinicalTrials.gov/show/NCT01533090 Completed Catholic University of the Sacred Heart 2010-11-30
NCT01496781 EndoClot for Hemostasis and Preventing Post-procedure Bleeding After Endoscopic Mucosal Resection https://ClinicalTrials.gov/show/NCT01496781 Completed Xijing Hospital of Digestive Diseases 2012-02-29
NCT01439087 Optical Frequency Domain Imaging for Assessing Colonic Polyps https://ClinicalTrials.gov/show/NCT01439087 Completed Massachusetts General Hospital 2009-10-31
NCT01406379 Comparison of Prophylactic Clip and Detachable Snare https://ClinicalTrials.gov/show/NCT01406379 Completed The Catholic University of Korea 2013-01-31
NCT01395173 Position Changes During Colonoscope Withdrawal and Polyp Detection https://ClinicalTrials.gov/show/NCT01395173 Completed University of British Columbia 2012-07-31
NCT01383252 Unsedated Colonoscopy for Colorectal Cancer Screening and Surveillance https://ClinicalTrials.gov/show/NCT01383252 Completed VA Northern California Health Care System 2013-06-30
NCT01372696 Endoscopic Characteristics of Colonic Tumours https://ClinicalTrials.gov/show/NCT01372696 Recruiting Western Sydney Local Health District 2020-12-31
NCT01368731 Prophylactic Coagulation for the Prevention of Bleeding in Endoscopic Mucosal Resection of Large Sessile Colonic Polyps https://ClinicalTrials.gov/show/NCT01368731 Active, not recruiting Western Sydney Local Health District 2014-01-31
NCT04441580 Assessing the Additional Neoplasia Yield of Computer-aided Colonoscopy in a Screening Setting https://ClinicalTrials.gov/show/NCT04441580 Recruiting Fondazione Poliambulanza Istituto Ospedaliero 2021-05-01
NCT04378660 Artificial Intelligence (AI) Validation Study for Polyp Detection https://ClinicalTrials.gov/show/NCT04378660 Completed Universitaire Ziekenhuizen Leuven 2020-04-18
NCT04350840 Seoul National University Hospital Gangnam-Real Time Optical Diagnosis Program 2: Gangnam-READI2 https://ClinicalTrials.gov/show/NCT04350840 Recruiting Seoul National University Hospital 2020-07-16
NCT04335318 Real Life AI in Polyp Detection https://ClinicalTrials.gov/show/NCT04335318 Recruiting Wuerzburg University Hospital 2020-08-31
NCT04227795 AI-assisted Detection of Missed Colonic Polyps https://ClinicalTrials.gov/show/NCT04227795 Completed The University of Hong Kong 2020-02-01
NCT04203667 Prospective, Multicenter Study for the Evaluation of Safety and Performance of the Interscope EndoRotor® Endoscopic Mucosal Resection System for the Removal of Alimentary Tract Mucosa in the Colon https://ClinicalTrials.gov/show/NCT04203667 Completed Interscope, Inc. 2020-04-05
NCT04195646 Computer Aided Detection of Polyps During Colonoscopy Procedures https://ClinicalTrials.gov/show/NCT04195646 Recruiting EndoVigilant Inc 2020-01-31
NCT04191473 Comparison of EMR-P With Conventional EMR https://ClinicalTrials.gov/show/NCT04191473 Recruiting First Affiliated Hospital of Zhejiang University 2020-10-01
NCT04157803 Accuracy of aCETIC Acid to Predict Histopathology of Colonic Polyps https://ClinicalTrials.gov/show/NCT04157803 Recruiting Hospital Aleman 2019-11-15
NCT04126265 Artificial Intelligence-assisted Colonoscopy for Detection of Colon Polyps https://ClinicalTrials.gov/show/NCT04126265 Recruiting Nanfang Hospital of Southern Medical University 2020-04-30
NCT04123080 A Technique Using EBL for Removal of Pedunculated Colon Polyps https://ClinicalTrials.gov/show/NCT04123080 Completed Uijeongbu St. Mary Hospital 2014-01-31
NCT04112563 COmparison of White Light and Linked COlor Imaging for Detection of RIght COlon Polyps https://ClinicalTrials.gov/show/NCT04112563 Recruiting Société Française d’Endoscopie Digestive 2022-01-01
NCT04065451 Effect of Epinephrine on Post-polypectomy Pain https://ClinicalTrials.gov/show/NCT04065451 Recruiting Indiana University 2020-12-15
NCT03979690 Feasibility Study of a Novel Single Use Robotic Colonoscopy System https://ClinicalTrials.gov/show/NCT03979690 Completed Bio-Medical Engineering (HK) Limited 2019-09-16
NCT03967756 Impact of Automatic Polyp Detection System on Adenoma Detection Rate https://ClinicalTrials.gov/show/NCT03967756 Recruiting Changhai Hospital 2020-07-20
NCT03962868 Endoscopic Submucosal Dissection (ESD) Versus Endoscopic Mucosal Resection (EMR) for Large Non Pedunculated Colonic Adenomas: a Randomized Comparative Trial https://ClinicalTrials.gov/show/NCT03962868 Recruiting University Hospital, Limoges 2022-03-11
NCT03954561 Abdominal Compression Administered Early by the Colonoscopist During Water Exchange Colonoscopy https://ClinicalTrials.gov/show/NCT03954561 Enrolling by invitation Dalin Tzu Chi General Hospital 2019-09-30
NCT03949777 Validation of Aer-O-Scope Colonoscope System Cecal Intubation https://ClinicalTrials.gov/show/NCT03949777 Recruiting GI View Ltd. 2020-05-30
NCT03908229 Trainee Participation Increases Colon Adenoma Detection Rate https://ClinicalTrials.gov/show/NCT03908229 Completed Ospedali Riuniti di Foggia 2019-12-10
NCT03901651 Combined Forward and Retroflexion Withdrawal in the Detection of Polyps and Adenoma During Colonoscopy https://ClinicalTrials.gov/show/NCT03901651 Recruiting Instituto Ecuatoriano de Enfermedades Digestivas 2020-11-01
NCT03865537 Cold Snare Endoscopic Mucosal Resection Trial https://ClinicalTrials.gov/show/NCT03865537 Recruiting White River Junction Veterans Affairs Medical Center 2021-12-31
NCT03846609 Evaluation of a Double Balloon Interventional Platform (DiLumen) for Complex Colonic ESD https://ClinicalTrials.gov/show/NCT03846609 Active, not recruiting Mercy Medical Center 2020-03-15
NCT03833492 UEMR vs. CEMR for Diminutive Non-pedunculated Colorectal Polyps https://ClinicalTrials.gov/show/NCT03833492 Completed Ningbo No. 1 Hospital 2019-11-01
NCT03783156 Polypectomy With Hot vs Cold Snare in Small Colonic Lesions https://ClinicalTrials.gov/show/NCT03783156 Completed Hospital del Río Hortega 2019-12-31
NCT03735953 Retroflexion in the Entire Colon for the Detection of Colon-related Diseases https://ClinicalTrials.gov/show/NCT03735953 Active, not recruiting Second Affiliated Hospital of Xi’an Jiaotong University 2019-09-30
NCT03690297 Linked Color Imaging (LCI) for Colorectal Adenoma Detection https://ClinicalTrials.gov/show/NCT03690297 Completed Valduce Hospital 2019-06-21
NCT03567746 Underwater EMR vs. Conventional EMR for Large Non-pedunculated Colonic Polyp https://ClinicalTrials.gov/show/NCT03567746 Recruiting Parc de Salut Mar 2019-12-30
NCT03566615 Does the Cap Increase the Finding of Polyps When Water Exchange Colonoscopy is Used https://ClinicalTrials.gov/show/NCT03566615 Recruiting VA Greater Los Angeles Healthcare System 2020-06-30
NCT03476434 Chromoendoscopy for Serrated Polyposis Syndrome https://ClinicalTrials.gov/show/NCT03476434 Completed Hospital Universitario de Móstoles 2016-07-31
NCT03448653 Contribution of Narrow Band Imaging (NBI) for the Characterization of Scalloped Polyps (NBI POLYPES COLIQUES) https://ClinicalTrials.gov/show/NCT03448653 Recruiting Centre Hospitalier Departemental Vendee 2021-08-31
NCT03421600 Blue Laser Imaging and White Light Imaging Colonic Polyps https://ClinicalTrials.gov/show/NCT03421600 Completed Changi General Hospital 2019-07-22
NCT01254435 Positioning During Colonoscopy https://ClinicalTrials.gov/show/NCT01254435 Completed Sheffield Teaching Hospitals NHS Foundation Trust 2009-08-31
NCT01200303 Evaluation of Computer-assisted, Non-cathartic CT Colonography https://ClinicalTrials.gov/show/NCT01200303 Completed Massachusetts General Hospital 2010-10-31
NCT01133041 Comparative Study of Postprocessing Imaging Systems for Diminutive Colonic Polyps https://ClinicalTrials.gov/show/NCT01133041 Completed Soon Chun Hyang University 2010-10-31
NCT00997802 Japanese National Computed Tomographic (CT) Colonography Trial https://ClinicalTrials.gov/show/NCT00997802 Completed Japanese CT Colonography Society 2015-12-11
NCT00966420 Traction Assisted Polypectomy of the Intestine https://ClinicalTrials.gov/show/NCT00966420 Completed St John of God Hospital, Vienna 2010-03-31
NCT00825292 Detection and Classification of Colon Polyps https://ClinicalTrials.gov/show/NCT00825292 Completed Mayo Clinic 2008-12-31
NCT04017845 Screening for Colorectal Cancer in Average and High Risk Population https://ClinicalTrials.gov/show/NCT04017845 Completed Al-Kindy College of Medicine 2017-05-30
NCT01383265 Combined Chromoendoscopy and Water Method for Screening Colonoscopy https://ClinicalTrials.gov/show/NCT01383265 Completed VA Northern California Health Care System 2013-06-30
NCT02678663 Injection-Assisted Cold Snare Polypectomy Versus Endoscopic Mucosal Resection for Small Colorectal Polyps https://ClinicalTrials.gov/show/NCT02678663 Completed Benizelion General Hospital 2016-11-30
NCT00643682 Improving Bowel Preparation for Colonoscopy With a Simple Educational Card https://ClinicalTrials.gov/show/NCT00643682 Completed Boston Medical Center 2008-06-30
NCT00417001 Reduction of Conscious Sedation Requirements by Olfactory Stimulation https://ClinicalTrials.gov/show/NCT00417001 Completed United States Naval Medical Center, Portsmouth 2008-01-31
NCT00209573 A Study of AQUAVAN® Injection Versus Midazolam HCl for Sedation in Patients Undergoing Elective Colonoscopy https://ClinicalTrials.gov/show/NCT00209573 Completed Eisai Inc. NA
NCT00209534 A Study of AQUAVAN® Injection in the Presence of Pre-Medication in Patients Undergoing Elective Colonoscopy https://ClinicalTrials.gov/show/NCT00209534 Completed Eisai Inc. NA
NCT00125424 Study of AQUAVAN® Injection (AQUAVAN; Fospropofol Disodium) for Sedation During Colonoscopy https://ClinicalTrials.gov/show/NCT00125424 Completed Eisai Inc. NA
NCT00018551 Chemoprevention With Folic Acid https://ClinicalTrials.gov/show/NCT00018551 Completed VA Office of Research and Development NA

Observational Studiess

#If less then 500 studies

nct_id brief_title link overall_status source primary_completion_date
NCT03113578 Evaluation of the DiLumen Device During Colonoscopy https://ClinicalTrials.gov/show/NCT03113578 Completed Lumendi, LLC 2017-09-27
NCT02665299 Plasma ctDNA in Patients Undergoing Diagnostic Colonoscopy https://ClinicalTrials.gov/show/NCT02665299 Completed Pathway Genomics 2017-04-30
NCT02540850 CRC Screening Using mSEPT9 (Methylated Septin 9) in Chinese Population https://ClinicalTrials.gov/show/NCT02540850 Completed BioChain (Beijing) Science and Technology, Inc. 2015-09-30
NCT02479893 Cold Snare,Hot Snare and APC Polypectomy for the Complete Removal of Small Left Sided Colon Polyps https://ClinicalTrials.gov/show/NCT02479893 Completed Evangelismos Hospital 2019-03-31
NCT02407925 Implementation of Optical Diagnosis for Diminutive Polyps Amongst Endoscopists: Training and Long-term Quality Assurance https://ClinicalTrials.gov/show/NCT02407925 Completed Academisch Medisch Centrum - Universiteit van Amsterdam (AMC-UvA) 2017-02-28
NCT02354287 Effectiveness of Cold Biopsy Forceps With Pre-lift for Complete Resection of Colonic Polyps ≤7mm in Size https://ClinicalTrials.gov/show/NCT02354287 Completed Gloucestershire Hospitals NHS Foundation Trust 2015-09-25
NCT02332772 Prospective Study of Colonoscopic Resection of Large Polyps and Flat Lesions https://ClinicalTrials.gov/show/NCT02332772 Recruiting M.D. Anderson Cancer Center 2025-04-30
NCT02305251 Patient Preferences of a Resect and Discard Paradigm https://ClinicalTrials.gov/show/NCT02305251 Completed Washington University School of Medicine 2014-03-31
NCT02289053 Prevalence and Topography of Adenomas in 40-49 Year Old Patients With a Family History of Colon Cancer https://ClinicalTrials.gov/show/NCT02289053 Completed University of Michigan 2014-06-30
NCT02205125 Cold Polypectomy Site Study https://ClinicalTrials.gov/show/NCT02205125 Completed Western Sydney Local Health District 2013-12-31
NCT02099435 Study of Hemospray for Lower Gastrointestinal Hemorrhage https://ClinicalTrials.gov/show/NCT02099435 Completed Cook Group Incorporated 2016-11-06
NCT02000141 The Australian Colonic Advanced Mucosal Neoplasia and Endoscopic Resection Study https://ClinicalTrials.gov/show/NCT02000141 Recruiting Western Sydney Local Health District 2024-12-31
NCT01986699 Laparascopic Assisted Colonoscopic Polypectomy https://ClinicalTrials.gov/show/NCT01986699 Completed Stony Brook University 2013-10-31
NCT04451512 Comparison of Cold and Hot Snare Resection for Colorectal Polyps Sized 10-19mm. https://ClinicalTrials.gov/show/NCT04451512 Active, not recruiting Second Affiliated Hospital of Xi’an Jiaotong University 2020-07-31
NCT01877525 Resect and Discard Approach to Diminutive Colonic Polyps https://ClinicalTrials.gov/show/NCT01877525 Completed Washington University School of Medicine 2012-10-31
NCT01761279 High Definition Endoscopy With i-Scan for Small Colonic Polyp Evaluation: The HiScope Study https://ClinicalTrials.gov/show/NCT01761279 Completed Portsmouth Hospitals NHS Trust 2012-05-31
NCT01735786 EndoClot for Preventing Rebleeding After Endoscopic Mucosal Resection (EMR) https://ClinicalTrials.gov/show/NCT01735786 Completed Xijing Hospital of Digestive Diseases 2012-02-29
NCT01504425 Difficult Colon Polypectomies https://ClinicalTrials.gov/show/NCT01504425 Completed Clinical Hospital Colentina 2013-03-31
NCT01462123 Resect and Discard Strategy in Clinical Practice https://ClinicalTrials.gov/show/NCT01462123 Completed Valduce Hospital NA
NCT01458093 Large Overuse of Post-polypectomy Surveillance Colonoscopy https://ClinicalTrials.gov/show/NCT01458093 Completed Valduce Hospital 2011-01-31
NCT01368289 Australian Multicentre Colonic Endoscopic Mucosal Resection Study https://ClinicalTrials.gov/show/NCT01368289 Recruiting Western Sydney Local Health District 2020-09-30
NCT01354873 Colorectal Polyp Discrimination Using High-Definition Narrow Band Imaging https://ClinicalTrials.gov/show/NCT01354873 Completed Mayo Clinic 2013-08-31
NCT04378088 The Colon Endoscopic Bubble Scale (CEBuS); Validation Study https://ClinicalTrials.gov/show/NCT04378088 Completed Portuguese Oncology Institute, Coimbra 2020-03-30
NCT04359355 Computer-aided Detection of Colorectal Polyps https://ClinicalTrials.gov/show/NCT04359355 Recruiting University of Erlangen-Nürnberg Medical School 2020-04-30
NCT04232176 Precision of Optical Diagnosis in Polyps Between 5-15 mm and Its Implications on Surveillance. A Prospective, Multicenter Study. https://ClinicalTrials.gov/show/NCT04232176 Recruiting University Hospital Virgen de las Nieves 2021-12-01
NCT04032912 The Non-Optical Resect and Discard Study (NORD) https://ClinicalTrials.gov/show/NCT04032912 Completed Centre hospitalier de l’Université de Montréal (CHUM) 2019-05-31
NCT03758872 CUFF-assisted Colonoscopy vs Standard Colonoscopy https://ClinicalTrials.gov/show/NCT03758872 Recruiting Clinique du Trocadéro 2018-12-15
NCT03746171 Blue Light Imaging (BLI) for Optical Diagnosis of Colorectal Polyps https://ClinicalTrials.gov/show/NCT03746171 Completed Valduce Hospital 2019-09-30
NCT03661099 INtegrated Colonoscopy Improvement Program in Italy https://ClinicalTrials.gov/show/NCT03661099 Recruiting IRCCS San Raffaele 2020-12-31
NCT03515343 Optivista : I-SCAN OE for Optical Diagnosis of Small Colon Polyps https://ClinicalTrials.gov/show/NCT03515343 Completed Centre hospitalier de l’Université de Montréal (CHUM) 2019-03-31
NCT03467451 Rétrospective Evaluation of the Performance and the Safety of the Endoscopic Mucosectomy With Anchorage https://ClinicalTrials.gov/show/NCT03467451 Completed Hôpital Edouard Herriot 2016-07-01
NCT01062035 Study of a Screening Blood Test to Determine Patients’ Potential Risk of Adenomatous or Advanced Colon Polyps (ACPs) https://ClinicalTrials.gov/show/NCT01062035 Completed Mayo Clinic 2013-09-30
NCT00888771 Discard:Characterisation of Colonic Polyps in Vivo https://ClinicalTrials.gov/show/NCT00888771 Completed Imperial College London 2009-02-28
NCT00874263 Confocal Probe-based Endoscopic Imaging, Colorectal Cancer, Gastrointestinal (GI) Pathologies https://ClinicalTrials.gov/show/NCT00874263 Completed Mayo Clinic 2010-12-31
NCT00474097 Follow-Up Phone Calls After Colorectal Surgery https://ClinicalTrials.gov/show/NCT00474097 Completed University Hospitals Cleveland Medical Center 2007-12-31
NCT00468455 Post-Op Quality of Life After Colorectal Surgery https://ClinicalTrials.gov/show/NCT00468455 Completed University Hospitals Cleveland Medical Center 2008-04-30

Registries

#If less then 500 registries

nct_id brief_title link overall_status source primary_completion_date
NCT03688906 AI-EMERGE: Development and Validation of a Multi-analyte, Blood-based Colorectal Cancer Screening Test https://ClinicalTrials.gov/show/NCT03688906 Completed Freenome, Inc. 2019-11-25
NCT03361904 Colonoscopic Adenoma and Advanced Neoplasia Detection Rates According to Age https://ClinicalTrials.gov/show/NCT03361904 Completed Société Française d’Endoscopie Digestive 2016-12-31
NCT03089268 Molecular and Histological Characteristics of Serrated Lesions of the Colon https://ClinicalTrials.gov/show/NCT03089268 Active, not recruiting Hospital Universitario La Fe 2027-01-31
NCT03035136 Retrospective Study on Epidemiology of Colorectal Lesions https://ClinicalTrials.gov/show/NCT03035136 Completed Lyell McEwin Hospital 2018-02-15
NCT02081742 Comparative Study of Colon Capsule and Virtual Colonoscopy (VICOCA) https://ClinicalTrials.gov/show/NCT02081742 Completed Hospital Clinic of Barcelona 2016-06-30
NCT04444947 Influencing Factors in Patients With Colorectal and Gastric Polyps a Retrospective Study https://ClinicalTrials.gov/show/NCT04444947 Completed The First Affiliated Hospital with Nanjing Medical University 2020-03-30
NCT04220905 Endoscopic Resection of Large Colorectal Polyps: An Observational Cohort Study https://ClinicalTrials.gov/show/NCT04220905 Recruiting White River Junction Veterans Affairs Medical Center 2025-05-31
NCT04117100 Advanced Endo-therapeutic Procedure : Registry-based Observational Study https://ClinicalTrials.gov/show/NCT04117100 Recruiting Centre hospitalier de l’Université de Montréal (CHUM) 2023-12-31
NCT03942965 Registry Evaluation of a Double Balloon Accessory Device https://ClinicalTrials.gov/show/NCT03942965 Recruiting Lumendi, LLC 2020-10-31
NCT02782793 Predictors of Unsuccessful Endoscopic Mucosal Resection of Complex Colon Polyps https://ClinicalTrials.gov/show/NCT02782793 Completed Northwestern University 2016-12-31